4. Bill earns $12 per hour and works at most 40 hours per week. Identify the independent and dependent quantity in the situation, and find reasonable domain and range values.

A. hours worked; amount of money earned; 0 to 40; $0 to $480

B. amount of money earned; hours worked; 0 to 40; $0 to $480

C. hours worked; amount of money earned; $0 to $480; 0 to 40

D. amount of money earned; hours worked; $0 to $480; 0 to 40